56749824 has 54 divisors (see below), whose sum is σ = 163630376. Its totient is φ = 18915840.

The previous prime is 56749801. The next prime is 56749831. The reversal of 56749824 is 42894765.

It is a happy number.

56749824 is a `hidden beast` number, since 567 + 4 + 9 + 82 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56749824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10012 + ... + 14619.

Almost surely, 2^56749824 is an apocalyptic number.

It is an amenable number.

56749824 is an abundant number, since it is smaller than the sum of its proper divisors (106880552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56749824 is a wasteful number, since it uses less digits than its factorization.

56749824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24653 (or 24636 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 56749824 is about 7533.2479051203. The cubic root of 56749824 is about 384.2862449049.

The spelling of 56749824 in words is "fifty-six million, seven hundred forty-nine thousand, eight hundred twenty-four".